Sep 04 07:56:24.582 INFO checking pool-0.1.4 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 07:56:24.582 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 07:56:24.582 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 07:56:24.745 INFO blam! 4cff1186efd8c2125ca7c04da870e9c657c3cd8170dcc780220ddc6dce9cd658
Sep 04 07:56:24.749 INFO running `"docker" "start" "-a" "4cff1186efd8c2125ca7c04da870e9c657c3cd8170dcc780220ddc6dce9cd658"`
Sep 04 07:56:25.323 INFO kablam!     Checking pool v0.1.4 (file:///source)
Sep 04 07:56:25.823 INFO kablam! warning: variable does not need to be mutable
Sep 04 07:56:25.823 INFO kablam!    --> src/lib.rs:266:13
Sep 04 07:56:25.823 INFO kablam!     |
Sep 04 07:56:25.823 INFO kablam! 266 |         let mut idx;
Sep 04 07:56:25.823 INFO kablam!     |             ----^^^
Sep 04 07:56:25.823 INFO kablam!     |             |
Sep 04 07:56:25.823 INFO kablam!     |             help: remove this `mut`
Sep 04 07:56:25.823 INFO kablam!     |
Sep 04 07:56:25.823 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 07:56:25.823 INFO kablam! 
Sep 04 07:56:25.823 INFO kablam! warning: variable does not need to be mutable
Sep 04 07:56:25.823 INFO kablam!    --> src/lib.rs:267:13
Sep 04 07:56:25.823 INFO kablam!     |
Sep 04 07:56:25.823 INFO kablam! 267 |         let mut entry: &mut Entry<T>;
Sep 04 07:56:25.823 INFO kablam!     |             ----^^^^^
Sep 04 07:56:25.823 INFO kablam!     |             |
Sep 04 07:56:25.823 INFO kablam!     |             help: remove this `mut`
Sep 04 07:56:25.824 INFO kablam! 
Sep 04 07:56:25.836 INFO kablam! warning: variable does not need to be mutable
Sep 04 07:56:25.836 INFO kablam!    --> src/lib.rs:266:13
Sep 04 07:56:25.836 INFO kablam!     |
Sep 04 07:56:25.836 INFO kablam! 266 |         let mut idx;
Sep 04 07:56:25.837 INFO kablam!     |             ----^^^
Sep 04 07:56:25.837 INFO kablam!     |             |
Sep 04 07:56:25.837 INFO kablam!     |             help: remove this `mut`
Sep 04 07:56:25.837 INFO kablam!     |
Sep 04 07:56:25.837 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 07:56:25.837 INFO kablam! 
Sep 04 07:56:25.837 INFO kablam! warning: variable does not need to be mutable
Sep 04 07:56:25.837 INFO kablam!    --> src/lib.rs:267:13
Sep 04 07:56:25.837 INFO kablam!     |
Sep 04 07:56:25.837 INFO kablam! 267 |         let mut entry: &mut Entry<T>;
Sep 04 07:56:25.837 INFO kablam!     |             ----^^^^^
Sep 04 07:56:25.837 INFO kablam!     |             |
Sep 04 07:56:25.837 INFO kablam!     |             help: remove this `mut`
Sep 04 07:56:25.837 INFO kablam! 
Sep 04 07:56:25.897 INFO kablam! error: couldn't read "test/test.rs": No such file or directory (os error 2)
Sep 04 07:56:25.897 INFO kablam! 
Sep 04 07:56:25.899 INFO kablam! error: aborting due to previous error
Sep 04 07:56:25.899 INFO kablam! 
Sep 04 07:56:25.902 INFO kablam! error: Could not compile `pool`.
Sep 04 07:56:25.902 INFO kablam! 
Sep 04 07:56:25.902 INFO kablam! To learn more, run the command again with --verbose.
Sep 04 07:56:25.903 INFO kablam! su: No module specific data is present
Sep 04 07:56:26.295 INFO running `"docker" "rm" "-f" "4cff1186efd8c2125ca7c04da870e9c657c3cd8170dcc780220ddc6dce9cd658"`
Sep 04 07:56:26.419 INFO blam! 4cff1186efd8c2125ca7c04da870e9c657c3cd8170dcc780220ddc6dce9cd658